Pages that link to "10 CFR 50.73(a)(2)(iv)(A), System Actuation"
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The following pages link to 10 CFR 50.73(a)(2)(iv)(A), System Actuation:
Displaying 50 items.
- 10 CFR 50.73(a)(2)(iv), System Actuation (← links)
- 05000458/LER-2015-001, Operations Prohibited by Technical Specifications Due to Deficient Local Leak Rate Test Procedures Containing Erroneous Valve Alignments (← links)
- 10 CFR 50.73(a)(2)(i)(B), Prohibited by Technical Specifications (← links)
- 05000458/LER-2015-003, Operations Prohibited by Technical Specifications and Loss of Safety Function Due to Inoperability of Division 2 Containment Penetration Leakage Control System (← links)
- 05000499/LER-2015-001, Technical Specification Action Statement Time Exceeded Due to Turbine-Driven Auxiliary Feedwater Pump Test Failure Not Recognized (← links)
- 05000483/LER-2015-004, Auxiliary Feedwater Control Valve Inoperable Due To Faulty Electronic Positioner Card (← links)
- 05000483/LER-2015-001, Completion of a Shutdown Required by the Technical Specifications - TS 3.4.13 (← links)
- 05000483/LER-2015-002, Manual Auxiliary Feedwater System Actuation (← links)
- 05000483/LER-2015-003, Reactor Trip Caused by Transmission Line Fault (← links)
- 05000482/LER-2015-001, Personnel Error Causes Two Inoperable Residual Heat Removal Trains (← links)
- 05000482/LER-2015-002, Two Control Room Air Conditioning Trains Inoperable Due to Failure to Meet Surveillance Requirement (← links)
- 05000482/LER-2015-003, Manual Reactor Trip due to High Steam Generator Level Transient at Low Power (← links)
- 05000482/LER-2015-004, Incorrect Decision Results in Two Containment Isolation Valves being in a Condition Prohibited by Technical Specifications (← links)
- 05000219/LER-2014-005, Secondary Containment Declared Inoperable (← links)
- 05000250/LER-2014-005 (← links)
- 05000260/LER-2014-001 (← links)
- 05000346/LER-2014-003 (← links)
- 05000353/LER-2014-006 (← links)
- 05000388/LER-2015-001 (← links)
- 05000388/LER-2015-002 (← links)
- 05000388/LER-2015-006 (← links)
- 05000458/LER-2014-004 (← links)
- 05000458/LER-2014-005 (← links)
- 05000265/LER-2012-003 (← links)
- 05000325/LER-2012-003 (← links)
- 05000325/LER-2012-005 (← links)
- 05000325/LER-2012-007 (← links)
- 05000368/LER-2013-002 (← links)
- 05000412/LER-2012-003 (← links)
- 10 CFR 50.73(a)(2)(iv)(B) (redirect page) (← links)
- 05000251/LER-2015-001, Automatic Auxiliary Feedwater System Actuation during a Planned Reactor Trip (← links)
- 05000374/LER-2014-001 (← links)
- 05000325/LER-2012-003 (← links)
- 05000261/LER-2010-009 (← links)
- 05000336/LER-2010-003 (← links)
- 05000336/LER-2006-005 (← links)
- 05000423/LER-2003-001 (← links)
- 05000249/LER-2004-002 (← links)
- 05000325/LER-2009-002 (← links)
- 05000410/LER-2001-004 (← links)
- 05000362/LER-2001-001 (← links)
- 05000298/LER-2001-002 (← links)
- 05000247/LER-2001-002 (← links)
- 05000220/FIN-2013002-03 (← links)
- 05000341/FIN-2016001-12 (← links)
- 05000325/LER-2017-004 (← links)
- 05000382/LER-2024-004, Automatic Reactor Trip Due to Lightning Strike (← links)
- 05000277/LER-2024-003, Automatic Reactor Scram Following Main Turbine Trip Due to Degraded Condenser Vacuum (← links)
- 05000382/LER-2024-003, Automatic EFAS Actuation During Surveillance Test (← links)
- 05000348/LER-2024-002-01, Manual Reactor Trip Due to Loss of Power to the 2A 125 Volt DC Distribution Panel (← links)
- 05000382/LER-2024-002, Automatic Reactor Trip Due to Transformer Failure (← links)
- 05000483/LER-2024-001, Reactor Trip Due to Turbine Trip (← links)
- 05000364/LER-2024-002, For Manual Reactor Trip Due to Loss of Power to the 2A 125 Volt DC Distribution Panel (← links)
- 05000277/LER-2024-001, Automatic Reactor Scram Due to an Invalid Generator Lockout (← links)
- 05000364/LER-2024-001, Manual Reactor Trip Due to Rising Steam Generator Levels (← links)
- 05000423/LER-2023-001, Automatic Reactor Trip Due to Main Generator Output Breaker Ground Fault (← links)
- 05000443/LER-2023-003, Reactor Protection System Manual Actuation Due to Failed Silicon Controlled Rectifiers (← links)
- 05000387/LER-2023-001, Inadvertent Contact Between Relay Cover and Relay Trip Contacts Resulted in Automatic Actuation of the ‘B’ Emergency Diesel Generator (← links)
- 05000298/LER-2022-004-01, 1 for Cooper Nuclear Station, Manual Reactor Scram and Group I Isolation Due to Main Turbine Bypass Valve Failing Open (← links)
- 05000348/LER-2023-001, Automatic Reactor Trip Due to DC Ground on Turbine Trip Solenoid (← links)
- 05000416/LER-2022-003, Manual Reactor Scram Due to Trip of the a Reactor Feedwater Pump (← links)
- 05000298/LER-2022-004, Manual Reactor Scram and Group I Isolation Due to Main Turbine Bypass Valve Failing Open (← links)
- 05000414/LER-2022-003, Manual Reactor Trip and Auxiliary Feedwater System Actuation (← links)
- 05000387/LER-2022-002-01, Automatic Reactor Scram Due to Reactor Protection System Actuation on High Reactor Vessel Pressure Signal Following Inadvertent Closure of Inboard Main Steam Isolation Valve (← links)
- 05200025/LER-2022-001, Automatic Reactor Trip Signal Due to Inadequate Procedure Guidance Causing Incorrect Opening of Division B DC Supply Breaker (← links)
- 05000237/LER-2022-001-01, Reactor Scram Due to Turbine Trip on High Reactor Water Level Caused by Feedwater Regulating Valve Failure (← links)
- 05000348/LER-2022-001, Outdated Relay Settings Resulted in an Automatic Reactor Trip After a Floor Tile Was Dropped in High Voltage Switch House (← links)
- 05000237/LER-2022-001, Reactor Scram Due to Turbine Trip on High Reactor Water Level Caused by Feedwater Regulating Valve Failure (← links)
- 05000387/LER-2022-002, Automatic Reactor Scram Due to High Reactor Vessel Pressure Following Inadvertent Closure of Inboard Main Steam Isolation Valve (← links)
- 05000249/LER-2021-001-01, Reactor Scram Due to Main Power Transformer Failure (← links)
- 05000370/LER-2022-001, Valid Actuation of the Unit 2 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000387/LER-2021-005-01, Automatic Reactor Scram Due to Turbine Control Valve Fast Closure (← links)
- 05000388/LER-2021-003-01, Automatic Reactor Scram Due to Main Turbine Trip Caused by Inadvertent Trip of the Main Generator Output Breakers (← links)
- 05000529/LER-2021-002-01, Reactor Trip During Plant Protection System Surveillance Testing (← links)
- 05000387/LER-2021-005, Automatic Reactor Scram Due to Turbine Control Valve Fast Closure (← links)
- 05000387/LER-2021-003-01, Automatic Reactor Scram Due to Main Turbine Trip Caused by a C Isophase Bus Ground Fault (← links)
- 05000369/LER-2021-001, Valid Actuations of the Unit 2 B Train Emergency AC Power System and B Train Auxiliary Feedwater System (← links)
- 05000321/LER-2021-001, Edwin L Hatch Nuclear Plant, Unit 1 Re Automatic Reactor Scram on Low Reactor Water Level Due to Loss of Reactor Feed Pumps (← links)
- 05000387/LER-2021-003, Automatic Reactor Scram Due to Main Turbine Trip (← links)
- 05000529/LER-2021-002, Reactor Trip During Plant Protection System Surveillance Testing (← links)
- 05000414/LER-2021-002, Valid Actuation of the Unit 2 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000348/LER-2021-001, Automatic Reactor Trip Due to Turbine Generator Trip (← links)
- 05000250/LER-2021-001, Automatic Reactor Trip Due to Reactor Trip Breaker Cell Switch Malfunction (← links)
- 05000416/LER-2020-006-01, Re Primary Water Tank Low Level Causing Turbine Trip and Subsequent Reactor Scram (← links)
- 05000416/LER-2020-005-01, Primary Water System Flow Lowered Causing Turbine Trip and Subsequent Reactor Scram (← links)
- 05000483/LER-2020-002-01, Reactor Trip and AFW Actuation Following Spurious MFRV Closure (← links)
- 05000416/LER-2020-006, Re Primary Water Tank Low Level Causing Turbine Trip and Subsequent Reactor Scram (← links)
- 05000387/LER-2020-001, 0l for Susquehanna Steam Electric Station Unit 1 Re Automatic Reactor Scram Due to Main Turbine Trip Caused by an Electrical Ground Path in the B Main Transformer (← links)
- 05000416/LER-2020-005, Re Primary Water System Flow Lowered Causing Turbine Trip and Subsequent Reactor Scram (← links)
- 05000413/LER-2020-003, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000416/LER-2020-004, Automatic Reactor Scram Due to Reactor Feed Pump Trip (← links)
- 05000341/LER-2020-002, Valid Actuation of Emergency Diesel Generators During Partial Loss of Offsite Power (← links)
- 05000333/LER-1998-001, :on 980128,invalid Isolations of Reactor Building Ventilation & Associated Actions,Occurred.Cause Not Determined.Revised Procedure ODSO-34 to Ensure That Prior Independent Reviews of TS Performed (← links)
- 05000423/LER-1999-004-01, :on 990516,ESFA of Numerous Plant Components on Restoration of a Train Sequencer Occurred.Caused by Inadequate Procedure Direction.Issued Brief to Operations Describing Inadvertent Sequencer LOP Event.With (← links)
- 05000483/LER-2020-002, Reactor Trip and AFW Actuation Following Spurious MFRV Closure (← links)
- 05000456/LER-1988-012-05, :on 880611,room Temps for Safety Injection & Centrifugal Charging Pump 1B Not Taken & Contaminated Spill Occurred in Areas of Room.Caused by Personnel Error. Personnel Counseled & Procedure Revised (← links)
- 05000423/LER-2020-002, 3, Automatic Reactor Trip Due to Main Generator Ground Fault (← links)
- 05000498/LER-2020-001, Automatic Actuation of Emergency Diesel Generators Due to Lockout of Switchyard Electrical Bus (← links)
- 05000336/LER-1995-020-01, :on 950516,automatic Actuation of Engineered Safety Feature Occurred During Maint.Caused by Procedure Deficiency.Revised Operations Procedure OP-2384 to Add Appropriate Caution for de-energization of Cabinets (← links)
- 05000424/LER-2020-001, Safety-Related Electrical Bus Deenergizing Results in Emergency Diesel Generator Starting (← links)
- 05000413/LER-2020-001-01, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000410/LER-2020-001, Manual Scram Due to an Electro Hydraulic Control Fluid Leak on the Turbine Control System (← links)
- 05000413/LER-2020-001, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000388/LER-2020-001, Manual Reactor Scram Due to Rising Main Condenser Backpressure (← links)
- 05000336/LER-1995-020, :on 950516,automatic Actuation of ESF Occurred During Maint Due to Inadequate Design of ESFAS Circuitry for Maint.Fans F25A & F32A Secured & Possible Changes to ESFAS Sys Will Be Investigated (← links)
- 05000336/LER-2019-001, Manual Reactor Trip Due to Loss of the a Steam Generator Feed Pump (← links)
- 05000425/LER-2019-003, Transformer Deenergization Results in Emergency Diesel Generator and Auxiliary Feedwater Systems Starting (← links)
- 05000483/LER-2019-001-01, Unplanned Loss of Switchyard Bus B Results in System Actuation (← links)
- 05000425/LER-2019-002, Microswitch Failure Causes Closure of Main Steam Isolation Valve and Subsequent Automatic Reactor Trip (← links)
- 05000388/LER-2019-002, Valid Actuation of the Primary Containment Isolation System Due to a Trip of Reactor Protection System Bus 2B (← links)
- 05000416/LER-2019-001-01, Automatic Reactor Shutdown Due to Activation of Generator Lockout (← links)
- 05000220/LER-2019-001-01, Automatic Reactor Scram Due to High Reactor Pressure (← links)
- 05000220/LER-2019-003, Manual Reactor Scram Due to Pressure and Power Oscillations (← links)
- 05000368/LER-2019-001, Reactor Trip Due to a Reactor Coolant Pump Motor Failure (← links)
- 05000416/LER-2018-010-01, Reactor Manual Scram Due to Main Steam Bypass Stop and Control Valve Drifting Open (← links)
- 05000416/LER-2019-002, Manual Reactor Shutdown Due to Loss of Service Water (← links)
- 05000369/LER-2019-001, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000364/LER-2019-002, Manual Reactor Trip Due to Misaligned Rod During Low Power Physics Testing (← links)
- 05000220/LER-2019-001, Automatic Reactor Scram Due to High Reactor Pressure (← links)
- 05000293/LER-2019-004, Manual Reactor Scram Due to Degrading Condenser Vacuum (← links)
- 05000425/LER-2019-001, Spurious Closure of Main Steam Isolation Valve Results in Manual Reactor Trip (← links)
- 05000416/LER-2018-010, Reactor Manual Scram Due to Main Turbine Bypass Valve Drifting Open (← links)
- 05000254/LER-2018-005, Loss of Safety Bus and Automatic Actuation of a Safety System During Undervoltage Relay Surveillance (← links)
- 05000293/LER-2018-006, Automatic Reactor Scram Due to Feedwater Regulating Valve Malfunction (← links)
- 05000416/LER-2018-009, Reactor Manual Shutdown Due to Feedwater Level Control Changes (← links)
- 05000313/LER-2018-003, Manual Trip Due to Turbine Bypass Valve Failing Open (← links)
- 05000410/LER-2018-001, For Nine Mile Point Unit 2, Auto Start of Division II Emergency Diesel Generator Due to Loss of Line 6 (← links)
- 05000341/LER-2018-002, Loss of Division 1 Offsite Power Causes Partial Loss of Feedwater Leading to ECCS Injection and Reactor Scram (← links)
- 05000369/LER-2018-001-01, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000369/LER-2018-001, Valid Actuation of the Unit 1 Reactor Protection System and Auxiliary Feedwater System (← links)
- 05000416/LER-2018-001, Reactor Manual Shutdown Due to Turbine Pressure Control Valve Position Changes (← links)
- 05000425/LER-1917-002, Regarding Valid Undervoltage Condition Results in Automatic Actuation of a Safety System (← links)
- 05000244/LER-1999-010, :on 990615,ventilation Isolation of Auxiliary Bldg Occurred When Auxiliary Bldg Gas Radiation Monitor R-14 Reached High Alarm Setpoint.Cr Operators Rest Auxiliary Bldg Ventilation Isolation Signal.With (← links)
- 05000263/LER-1917-001, Regarding Reactor Scram and Group II Isolation Due to 11 Reactor Feed Pump (RFP) Removal from Service with 12 RFP Isolated (← links)
- 05000220/LER-1917-002, Regarding Manual Reactor Scram Due to Pressure Oscillations (← links)
- 05000336/LER-2016-002, Regarding Manual Reactor Trip Due Loss of Two Circulating Water Pumps (← links)
- 05000247/LER-2016-009, Regarding Automatic Reactor Trip Due to Actuation of the Trip Logic of the Reactor Protection System During Preparation for Testing (← links)
- 05000423/LER-2016-005, Technical Specification Required Shutdown and Manual Reactor Trip Due to Steam Generator Level Oscillation (← links)
- 05000286/LER-2014-004-01, Regarding Automatic Reactor Trip as a Result of Meeting the Trip Logic for Over Temperature Delta Temperature During Reactor Protection System Pressurizer Pressure Calibration (← links)
- 05000423/LER-2016-004, Manual Reactor Trip Due to Low Hydrogen Gas Pressure in Main Generator (← links)
- 05000325/LER-2016-001, Regarding Electrical Bus Fault Results in Lockout of Startup Auxiliary Transformer and Loss of Offsite Power (← links)
- 05000423/LER-2016-001, Regarding Automatic Reactor Trip on Reactor Coolant System Low Flow Due to Loss of B Reactor Coolant Pump (← links)
- 05000313/LER-2015-001, Regarding Manual Reactor Trip Due to Oscillations in the Feedwater System (← links)
- 05000263/LER-2015-006, Regarding Reactor Scram Due to Group 1 Isolation from Foreign Material in the Main Steam Flow Instrument Line (← links)
- 05000336/LER-2015-003, Regarding Valid Actuation of the Reactor Protection System (← links)
- 05000220/LER-2015-004, Regarding Automatic Reactor Scram Due to Main Steam Isolation Valve Closure (← links)
- 05000293/LER-2015-007, Regarding Single Main Steam Isolation Valve Closure Resulting in Automatic Reactor Scram (← links)
- 05000293/LER-2015-005, Regarding Degrading Condenser Vacuum Resulting in Manual Reactor Scram (← links)
- 05000317/LER-2015-002, Regarding Automatic Reactor Trips Due to Transmission System Disturbance (← links)
- 05000410/LER-2015-002, Regarding Manual Reactor Scram Due to Unexpected Reactor Water Level Change (← links)
- 05000425/LER-2015-002, Regarding Inadvertent Auxiliary Feedwater Actuation (← links)
- 05000454/LER-2015-002, Re Reactor Trip Resulting from a Phase to Phase Fault on the 1E Main Power Transformer (← links)
- 05000293/LER-2015-001, Regarding Loss of 345KV Power Resulting in Automatic Reactor Scram During Winter Storm Juno (← links)
- 05000368/LER-2014-003, Unit 2, Regarding Axial Shape Index Trip at the End-of-Life During Rapid Plant Shutdown (← links)
- 05000368/LER-2014-002, Unit 2, Regarding Automatic Reactor and Main Generator Trip with a Subsequent Emergency Feedwater Actuation and Start of an Emergency Diesel Generator (← links)
- 05000410/LER-2014-004, Regarding Actuation of the Alternate Rod Insertion System and Subsequent Reactor Scram (← links)
- 05000410/LER-2014-003, Regarding Uninterruptible Power Supply Failure and Subsequent Manual Scram (← links)
- 05000410/LER-2014-001, Regarding Emergency Diesel Generator Actuation Due to Loss of Offsite Power Source Line 5 (← links)
- 05000369/LER-2013-001-01, Valid Actuation of Reactor Protection and Auxiliary Feedwater Systems (← links)
- 05000286/LER-2014-003, Automatic Actuation of the Turbine Driven Auxiliary Feedwater Pump Following Testing of the 31 Emergency Diesel Generator Due to Non-SI Blackout Logic Defeated Reset (← links)
- 05000445/LER-2014-001, Regarding Automatic Reactor Trip Due to Generator Lockout Relay Trip (← links)
- 05000454/LER-2014-001, Regarding Oa Essential Service Water (SX) Makeup Pump Unexpected Auto Start During Ob SX Pump Monthly Surveillance (← links)
- 05000219/LER-2013-005, Regarding Reactor Protection System (RPS) Actuation with the Reactor in Hot Shutdown (← links)
- 05000410/LER-2013-004, Regarding Manual Reactor Protection System Actuation Due to Loss of Reactor Recirculation Flow (← links)
- 05000368/LER-2013-004, Regarding Fire and Explosion of the Unit Auxiliary Transformer Resulted in an Automatic Reactor Scram and Initiation of the Emergency Feedwater System (← links)
- 05000336/LER-2013-004, Unit 2 Regarding Reactor Trip While Backwashing D Waterbox (← links)
- 05000293/LER-2013-010, Regarding Automatic Group I Primary Containment Isolation Actuation During Plant Startup Due to Reactor High Water Level (← links)
- 05000455/LER-2013-003, Regarding Unit 2 A-Train Diesel Generator Ventilation Fan Not Reset (← links)
- 05000293/LER-2013-008, Manual Scram - Reactor Feed Pump Trip (← links)
- 05000423/LER-2013-007, Reactor Trip on Low-Low Steam Generator Level (← links)
- 05000293/LER-2013-004, Regarding Manual Scram Inserted During Reactor Shutdown (← links)
- 05000220/LER-2012-007, Regarding High Pressure Coolant Injection System Logic Actuation Following an Automatic Turbine Trip Signal Due to High Reactor Water Level (← links)
- 05000259/LER-2013-002, Regarding Manual Reactor Shutdown Due to Decreasing Condenser Vacuum (← links)
- 05000296/LER-2013-003, Regarding Automatic Reactor Shutdown Due to an Actuation of the Reactor Protection System from a Turbine Trip (← links)
- 05000296/LER-2013-002, Regarding Manual Actuation of Reactor Core Isolation Cooling System During Reactor Shutdown (← links)
- 05000499/LER-2013-001, Regarding Manual Reactor Trip Due to Dropped Rods M8 and D8 (← links)
- 05000293/LER-2013-001, Inadvertent Trip of Both Recirculation Pumps and Subsequent Manual Scram (← links)
- 05000368/LER-2013-001, A Degraded Plant Protection System Test Switch Results in Invalid System Actuations During Testing (← links)
- 05000260/LER-2012-006, Regarding Unplanned Automatic Reactor Scram Due to Loss of Power to the Reactor Protection System (← links)
- 05000370/LER-2012-002, Regarding Automatic Actuation of the Auxiliary Feedwater and Nuclear Service Water Systems (← links)
- 05000263/LER-2012-003-01, Regarding Automatic Reactor Scram During Maintenance on 4160V 12-Bus Ammeter (← links)
- 05000263/LER-2012-005, Regarding Partial Group II Isolation During Removal of Original Steam Dryer (← links)
- 05000220/LER-2012-005, Regarding Feedwater Level Control Failure, HPCI Initiation and Reactor Scram (← links)
- 05000220/LER-2012-002, Regarding Automatic Reactor Scram Due to Automatic Generator Protective Trip (← links)
- 05000263/LER-2012-003, Regarding Automatic Reactor Scram During Maintenance on 4160V 12-Bus Ammeter (← links)
- 05000220/LER-2012-001, Regarding Automatic Reactor Scram Due to Electronic Pressure Regulator Failure (← links)
- 05000289/LER-2012-004, Regarding Reactor Trip During Downpower Due to Condensate Booster Pump Trip (← links)
- 05000368/LER-2012-001, Regarding Degraded Condenser Vacuum Due to the Failure of Condenser Vacuum Pump Solenoid Valves Results in a Main Turbine Trip and Subsequent Automatic Reactor Trip (← links)
- 05000296/LER-2012-005, Regarding Automatic Reactor Scram Due to an Actuation of a Main Transformer Differential Relay (← links)
- 05000296/LER-2012-004, Regarding Manual Reactor Scram During Startup Due to Multiple Control Rod Insertion (← links)
- 05000296/LER-2012-003, For Browns Ferry Nuclear Plant, Unit 3, Regarding Automatic Reactor Scram Due to De-Energization of Reactor Protection System from Actuation of 3A Unit Station Service Transformer Differential Relay (← links)
- 05000282/LER-2012-002, For Prairie Island, Unit 1, Regarding Unplanned Actuation of 121 Motor Driven Cooling Water Pump (← links)
- 05000423/LER-2011-003, Regarding Reactor Trip Due to Loss of Condenser Vacuum (← links)
- 05000499/LER-2011-002, Regarding Reactor Trip on Main Generator Lockout (← links)
- 05000370/LER-2011-002, For McGuire, Unit 2, Regarding Unit 2 Reactor Manually Tripped When Control Rod Did Not Respond as Expected During Control Rod Movement Testing (← links)
- 05000336/LER-2011-002, For Millstone Power Station, Unit 2 Regarding Reactor Trip on Low Steam Generator Level (← links)
- 05000296/LER-2011-002, For Browns Ferry, Unit 3, Regarding Reactor Scram Due to Scram Discharge Volume High Water Level (← links)
- 05000220/LER-2011-001, For Nine Mile Point, Unit 1 Turbine Trip Due to Oil Pressure Fluctuations to the Turbine Master Trip Solenoid (← links)
- 05000259/LER-2011-003, For Browns Ferry, Unit 1, Regarding Loss of Safety Function (SDC) Resulting from Emergency Diesel Generator Output Breaker Trip (← links)
- 05000259/LER-2011-002, Regarding Loss of Safety Function (SDC) Resulting from Loss of Power from C EDG Due to Oil Leak (← links)
- 05000259/LER-2011-001, For Browns Ferry Nuclear Plant, Unit 1, Regarding Three-Unit Scram Caused by Loss of All 500-kV Offsite Power Sources (← links)
- 05000259/LER-2011-005, Regarding Reactor Water Level Scram Due to Distracted Operations Crew (← links)
- 05000412/LER-2011-002, Regarding Auxiliary Feedwater System Vent Line Weld Crack Results in Technical Specification Required Plant Shutdown and Valid Reactor Protection System/Engineered Safety Feature Actuation System Actuations (← links)
- 05000282/LER-2011-001, For Prairie Island, Unit 1, Regarding Unplanned Actuation of 121 Motor Driven Cooling Water Pump (← links)
- 05000296/LER-2010-004, Re Manual Reactor Scram Due to High Vibration on the Generator Exciter Inboard and Outboard Journal Bearings (← links)
- 05000336/LER-2010-002, Regarding Reactor Trip on Low Condenser Vacuum (← links)
- 05000220/LER-2010-001, Regarding Reactor Scram Due to Inadequate Post Maintenance Testing (← links)
- 05000251/LER-2010-006, Regarding Automatic Reactor Trip Due to Spurious High Pressurizer Pressure Trip Signal (← links)
- 05000251/LER-2010-004, Regarding Reactor Trip During Replacement of Degraded Relay in the Reactor Protection System (← links)
- 05000456/LER-2010-001, Regarding Reactor Trip Due to Water Intrusion in Breakers Causing Circulating Water Pump Trips and Resulting in Loss of Condenser Vacuum (← links)
- 05000260/LER-2010-003, Regarding Reactor Scram Due to Closure of the Main Steam Isolation Valves and Subsequent Invalid RPS Scram from the Intermediate Range Monitoring System (← links)
- 05000271/LER-2010-001, Regarding Automatic Reactor Trip Due to Switchyard Current Transformer Problem (← links)
- 05000336/LER-2010-001, For Millstone Power Station, Unit 2, Regarding Reactor Trip (← links)
- 05000410/LER-2010-001, Regarding Reactor Scram Due to Inadvertent Actuation of the Redundant Reactivity Control System During Maintenance (← links)
- 05000423/LER-2009-002, Regarding Automatic Reactor Trip (← links)
- 05000220/LER-2009-003, Regarding Manual Scram and High Pressure Coolant Injection Following a Loss of Feedwater Level Control Due to Firmware Deficiency (← links)
- 05000368/LER-2009-004, Emergency Diesel Generator Automatic Actuation While Performing Offsite Power Transfer Testing Due to a High Resistance Contact Supplying Voltage to a Synchronizing Check Relay (← links)
- 05000260/LER-2009-006, Automatic Reactor Protection System Scram While Shutdown (← links)
- 05000296/LER-2009-001, Regarding Reactor Scram Due to Loss of Condensate Booster Pumps (← links)
- 05000457/LER-2009-002, Regarding Loss of Offsite Power Coincident with a Reactor Trip Due to Loss of 2C Reactor Coolant Pump (← links)
- 05000336/LER-2009-001, For Millstone Power Station Re Reactor Trip Due to High Pressurizer Pressure (← links)
- 05000220/LER-2009-002, High Pressure Coolant Injection System Initiation Following a Manual Turbine Trip Due to High Turbine Bearing Vibrations (← links)
- 05000259/LER-2009-001, Turbine Trip and Reactor Scram Due to Power Load Unbalance Signal on Main Generator (← links)
- 05000260/LER-2009-001, Regarding Manual Reactor Scram Following Stator Cooling Water Equipment Failure (← links)
- 05000286/LER-2009-001, Regarding Automatic Actuation of an Emergency Diesel Generator & Two Auxiliary Feedwater Pumps During Surveillance Testing Due to Inadvertent De-Energization of Normal Supply Breaker to 480 Volt Safeguards Bus 6A (← links)
- 05000499/LER-2008-002, Regarding Valid Actuation of Safety Systems (← links)
- 05000423/LER-2008-003, Automatic Reactor Trip During Shutdown for Refueling Outage 3R12 (← links)
- 05000286/LER-2008-006, Automatic Actuation of an Emergency Diesel Generator and Two Auxiliary Feedwater Pumps During Surveillance Testing Due to Inadvertent De-Energization of the Normal Supply Breaker to 480 Volt Safeguards Bus 6A (← links)
- 05000260/LER-2008-001, Regarding Automatic Turbine Trip and Reactor Scram Resulting from a Failure of the Design Change Process (← links)
- 05000286/LER-2008-004, Automatic Actuation of the Motor Driven Auxiliary Feedwater Pumps During Surveillance Testing Caused by Incorrect Test Jumper Connection Due to Personnel Error (← links)
- 05000336/LER-2008-005, Regarding Feedwater Heater Level Oscillation and Manual Reactor Trip (← links)
- 05000336/LER-2008-004, Reactor Trip Due to a Loss of Normal Power Event (← links)
- 05000336/LER-2008-003, Millstone. Unit 2, Regarding Failed Pilot Wire Causes Reactor Trip (← links)
- 05000296/LER-2008-001, Regarding Unanticipated Auto-Start of Emergency Diesel Generators (← links)
- 05000286/LER-2008-003, Regarding Automatic Actuation of Emergency Diesel Generator 33 During Surveillance Testing Caused by Inadvertent Actuation of the Undervoltage Sensing Circuit on 488 Volt AC Safeguards Bus 5A (← links)
- 05000247/LER-2008-001, Regarding Manual Reactor Trip Due to Decreasing Steam Generator Levels Caused by Loss of Feedwater Flow as a Result of Feedwater Pump Speed Control Malfunction (← links)
- 05000259/LER-2007-009, Invalid High Level in Moisture Separator Results in Turbine Trip and Reactor Scram (← links)
- 05000259/LER-2007-008, For Browns Ferry, Unit 1, Manual Reactor Scram Due to an Electro Hydraulic Control System Leak (← links)
- 05000259/LER-2007-007, Regarding Automatic Reactor Scram from a Neutron Monitoring Trip Signal (← links)
- 05000259/LER-2007-005, Regarding Automatic Reactor Scram Due to Turbine Trip as a Result of Invalid High Level in Moisture Separator Drain Tank (← links)
- 05000261/LER-2007-001, From H. B. Robinson Steam Electric Plant, Unit 2, Reactor Trip Due to a Loose Wire in the Main Transformer Monitoring Circuitry (← links)
- 05000423/LER-2007-002, Regarding Loss of Offsite Power Caused by Transmission System Operator While Defueled (← links)
- 05000272/LER-2007-001, Re ESF Actuation of Auxiliary Feedwater Pumps in Mode 3 (← links)
- 05000247/LER-2007-004, Regarding Manual Reactor Trip Due to Decreasing Steam Generator Levels Caused by Loss of Feedwater Flow as a Result of Feedwater Pump Suction Pressure Transmitter Power Supply Failure (← links)
- 05000260/LER-2007-001, Re Automatic Turbine Trip and Reactor Scram Due to Equipment Failure During Performance of the Main Generator Rheostat Test (← links)
- 05000323/LER-2006-004, Regarding Automatic Reactor Trip Due to Circulating Water Pump Surge Capacitor Failure (← links)
- 05000247/LER-2006-006, Re Automatic Actuation of Both Motor Driven Auxiliary Feedwater Pumps After Local Reset of the 21 Main Feedwater Pump During Corrective Maintenance and Troubleshooting of Turbine Governor Valve (← links)
- 05000247/LER-2006-005, Re Automatic Reactor Trip Due to a Turbine Trip as a Result of a Main Generator Exciter Protective Trip Caused by a Generrex Power Supply Loss of Electrical Ground (← links)
- 05000261/LER-2006-001, Re Manual Reactor Trip Due to Failure of a Turbine Governor Valve Electro-Hydraulic Control Card (← links)
- 05000296/LER-2006-002, Regarding Manual Reactor Scram Due to Loss of the Reactor Recirculation Pumps (← links)
- 05000237/LER-2004-002, Hearing - Entergy Exhibit 15, LER 2004-002-00, Dresden, Units 2 and 3, Unit 3 Automatic Scram Due to Main Turbine Low Pressure Trip and Subsequent Discovery of Inoperability of the Units 2 and 3 (← links)
- 05000271/LER-2005-001, Hearing - Entergy Exhibit 21, LER 2005-001-00, Vermont Yankee, Reactor Trip Caused by an Electrical Insulator Failure in the 345 Kv Switchyard Due to a Manufacturing Defect (← links)
- 05000366/LER-2006-005, Statation Unit 2 Regarding Inadvertent Actuation of a Motor Driven Auxiliary Feedwater Pump (← links)
- 05000412/LER-2006-001, Regarding Turbine-Generator Trip Due to Loss of Generator Excitation Power Results in Reactor Trip (← links)
- 05000250/LER-2006-004, Regarding Emergency Diesel Generator Automatic Actuation Due to Loss of Power to a Vital Bus (← links)
- 05000247/LER-2005-004, Automatic Start of Both Motor Driven Auxiliary Feedwater Pumps Due to 22 Steam Generator High-High Level Signal Caused by Overfeeding Due to Personnel Error (← links)
- 05000423/LER-2005-005, Automatic Reactor Trip of Millstone Unit 3 Due to Low-Low Steam Generator Level (← links)
- 05000251/LER-2005-005, Re Loss of Offsite Power Causes Engineered Safety Feature Actuations (← links)
- 05000423/LER-2005-003, For Millstone Power Station, Unit 3 Manual Reactor Trip Due to Loss of Two Circulating Water Pumps in Same Condenser Section (← links)
- 05000333/LER-2005-005, Re Automatic Reactor Scram on Low Reactor Vessel Water Level During Reactor Feed Pump Control Reset (← links)
- 05000269/LER-2005-002, Trip with Es Actuation Due to CRD Modification Deficiencies (← links)
- 05000325/LER-2005-005, Regarding Automatic Reactor Protection System Actuation Due to No Load Disconnect Switch Failure (← links)
- 05000251/LER-2005-002, Regarding Automatic Reactor Trip Due to Main Transformer Failure (← links)
- 05000286/LER-2005-004, Regarding Manual Reactor Trip Due to a Service Water Leak Inside the Main Generator Exciter Enclosure Caused by Exciter Cooler Gasket Leaks (← links)
- 05000286/LER-2005-003, Regarding Inadvertent Actuation and Automatic Start of the Auxiliary Feedwater Pumps During Reactor Protection Logic Testing Due to Personnel Error (← links)
- 05000251/LER-2005-001, Regarding Steam Generator Feedwater Pump Trip Leading to Manual Reactor Trip and Auxiliary Feedwater Actuation (← links)
- 05000250/LER-2004-007, Regarding Manual Reactor Trip Due to Generator Exciter Turbine Cooling Water Leak (← links)
- 05000251/LER-2004-004, Regarding Manual Reactor Trip Due to Lowering Condenser Vacuum (← links)
- 05000250/LER-2004-006, Manual Reactor Trip Due to Fire in the High Pressure Turbine Area (← links)
- 05000247/LER-2004-005, Regarding Automatic Reactor Trip Due to Turbine Generator Trip Caused by Low Stator Cooling Water Pressure (← links)
- 05000323/LER-2004-001, Regarding Unplanned Valid Emergency Diesel Generator Auto-start During Phase Sequence Check Due to Personnel Error in Configuring Test Equipment Setup (← links)
- 05000247/LER-2004-002, Re Regulating Valve Closure Due to a De-energized Solenoid Operated Valve from Wiring Failure (← links)
- 05000237/LER-2003-003, Reactor Feedwater Pump Trip and Automatic Reactor Scram (← links)
- 05000260/LER-2003-005, Regarding Unplanned Start of DGA and Dgb from Momentary Board Undervoltage (← links)
- 05000286/LER-2003-002, From Indian Point Unit 3 Regarding Manual Reactor Trip for Fire in Main Turbine Insulation Due to Rearing Oil Leak (← links)
- 05000286/LER-2002-003, From Indian Point Unit 3 Regarding Automatic Reactor Trip Due to Failure of a 345 Kv Main Output Breaker (← links)
- 05000296/LER-2002-002, An Unplanned Auto-Start of Two Emergency Diesel Generators Due to Personnel Error During an Equipment Clearance Process (← links)
- 05000440/LER-2025-001, Automatic Actuation of Division 3 Diesel Generator Resulting from Startup Transformer Testing (← links)
- 05000458/LER-2025-001, Human Performance Error Results in Manual Reactor Trip (← links)
- 05000364/LER-2025-004, Manual Reactor Trip Due to Loss of Main Condenser Vacuum (← links)
- 05000364/LER-2025-003, Automatic Reactor Trip Due to Low Steam Generator Level (← links)
- 05000382/LER-2024-004-01, Automatic Reactor Trip Due to Lightning Strike (← links)
- 10 CFR 50.73(a)(2)(ii)(A), Seriously Degraded (← links)
- Main Steam Safety Valve (← links)
- 10 CFR 21.21(a)(2), Interim Report for Comply or Defect in Component (← links)
- 05000529/LER-2007-004 (← links)
- 05000529/LER-2001-002 (← links)
- 05000529/LER-2001-001 (← links)
- 05000528/LER-2016-003 (← links)
- 05000414/LER-2012-001 (← links)
- 05000388/LER-2016-004 (← links)
- 05000388/LER-2016-003 (← links)
- 05000388/LER-2016-002 (← links)
- 05000388/LER-2016-001 (← links)
- 05000301/LER-2011-001 (← links)
- 05000282/LER-2016-003 (← links)
- 05000261/LER-2010-009 (← links)
- 05000424/LER-2009-002 (← links)
- 05000366/LER-2004-001 (← links)
- 05000361/LER-2008-003 (← links)
- 05000336/LER-2006-005 (← links)
- 05000325/LER-2016-006 (← links)